/*
 * GPL HEADER START
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 only,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License version 2 for more details (a copy is included
 * in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU General Public License
 * version 2 along with this program; If not, see
 * http://www.gnu.org/licenses/gpl-2.0.html
 *
 * GPL HEADER END
 */
/*
 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
 * Use is subject to license terms.
 *
 * Copyright (c) 2011, 2015, Intel Corporation.
 */
/*
 * This file is part of Lustre, http://www.lustre.org/
 * Lustre is a trademark of Sun Microsystems, Inc.
 *
 * User-settable parameter keys
 *
 * Author: Nathan Rutman <nathan@clusterfs.com>
 */

#ifndef _UAPI_LUSTRE_PARAM_H_
#define _UAPI_LUSTRE_PARAM_H_

/** \defgroup param param
 *
 * @{
 */

/****************** User-settable parameter keys *********************/
/* e.g.
 *	tunefs.lustre --param="failover.node=192.168.0.13@tcp0" /dev/sda
 *	lctl conf_param testfs-OST0000 failover.node=3@elan,192.168.0.3@tcp0
 *		    ... testfs-MDT0000.lov.stripesize=4M
 *		    ... testfs-OST0000.ost.client_cache_seconds=15
 *		    ... testfs.sys.timeout=<secs>
 *		    ... testfs.llite.max_read_ahead_mb=16
 */

/* System global or special params not handled in obd's proc
 * See mgs_write_log_sys()
 */
#define PARAM_TIMEOUT		"timeout="	   /* global */
#define PARAM_LDLM_TIMEOUT	"ldlm_timeout="	   /* global */
#define PARAM_AT_MIN		"at_min="	   /* global */
#define PARAM_AT_MAX		"at_max="	   /* global */
#define PARAM_AT_EXTRA		"at_extra="	   /* global */
#define PARAM_AT_EARLY_MARGIN	"at_early_margin=" /* global */
#define PARAM_AT_HISTORY	"at_history="	   /* global */
#define PARAM_JOBID_VAR		"jobid_var="	   /* global */
#define PARAM_MGSNODE		"mgsnode="	   /* only at mounttime */
#define PARAM_FAILNODE		"failover.node="   /* add failover nid */
#define PARAM_FAILMODE		"failover.mode="   /* initial mount only */
#define PARAM_ACTIVE		"active="	   /* activate/deactivate */
#define PARAM_NETWORK		"network="	   /* bind on nid */
#define PARAM_ID_UPCALL		"identity_upcall=" /* identity upcall */

/* Prefixes for parameters handled by obd's proc methods (XXX_process_config) */
#define PARAM_OST		"ost."
#define PARAM_OSD		"osd."
#define PARAM_OSC		"osc."
#define PARAM_MDT		"mdt."
#define PARAM_HSM		"mdt.hsm."
#define PARAM_MDD		"mdd."
#define PARAM_MDC		"mdc."
#define PARAM_LLITE		"llite."
#define PARAM_LOV		"lov."
#define PARAM_LOD		"lod."
#define PARAM_OSP		"osp."
#define PARAM_SYS		"sys."		/* global */
#define PARAM_SRPC		"srpc."
#define PARAM_SRPC_FLVR		"srpc.flavor."
#define PARAM_SRPC_UDESC	"srpc.udesc.cli2mdt"
#define PARAM_SEC		"security."
#define PARAM_QUOTA		"quota."	/* global */

/** @} param */

#endif /* _UAPI_LUSTRE_PARAM_H_ */
